Definition
It is wiser to be cautious and take precautions than to later regret taking a risk.
小心駛得萬年船
I always back up my important documents just in case; it's better safe than sorry.
我總是備份重要文件以防萬一；寧可小心也不要後悔。
Even though the trip is very safe, I'm bringing a first aid kit—better safe than sorry.
雖然旅行非常安全，但我還是帶了急救包——寧可小心也不要後悔。
Although the weather looks nice, we're taking rain gear, better safe than sorry.
雖然天氣看起來很好，但我們還是帶了雨具，寧可小心也不要後悔。